21384662

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2927}}^1$

素因数の和:3223

約数の個数: 16

約数和(自身を含む): 34679232

約数和(自身を除く): 13294570

約数列:

[1, 2, 13, 26, 281, 562, 2927, 3653, 5854, 7306, 38051, 76102, 822487, 1644974, 10692331, 21384662]

約数ペア:

[(1, 21384662), (2, 10692331), (13, 1644974), (26, 822487), (281, 76102), (562, 38051), (2927, 7306), (3653, 5854)]